After killing Emberstrife and getting our guild's first UBRS key an entire raid of people wanting to complete their Onyxia Attunement an hour before their raidtime showed up. : classicwow
How to get the Seal of Ascension (UBRS Key) in Classic WoW | Classic WoW Dungeon Guides - YouTube
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UBRS Key Quest Guide - The Seal of Ascension – Classic WoW Guides